Merge branch 'PHP-7.3'

* PHP-7.3:
  Declare function proto in header
  Declare function proto in header

Author: weltling

ext/fileinfo/libmagic/file.h

@@ -502,6 +502,9 @@ protected void buffer_init(struct buffer *, int, const void *, size_t);
 protected void buffer_fini(struct buffer *);
 protected int buffer_fill(const struct buffer *);
 
+public void
+convert_libmagic_pattern(zval *pattern, char *val, size_t len, uint32_t options);
+
 typedef struct {
 	char *buf;
 	uint32_t offset;

ext/fileinfo/libmagic/funcs.c

@@ -56,8 +56,6 @@ FILE_RCSID("@(#)$File: funcs.c,v 1.94 2017/11/02 20:25:39 christos Exp $")
 # define PREG_OFFSET_CAPTURE                 (1<<8)
 #endif
 
-extern public void convert_libmagic_pattern(zval *pattern, char *val, size_t len, uint32_t options);
-
 protected int
 file_printf(struct magic_set *ms, const char *fmt, ...)
 {